<template>
  <header class="header">
    <h1>todos</h1>
    <input
      class="new-todo"
      placeholder="请输入任务名称"
      autofocus
      v-model.trim="inputValue"
      @keyup.enter="addList"
    />
  </header>
</template>

<script>
export default {
  name: 'ListHeader',
  props: {},
  data () {
    return {
      inputValue: ''
    }
  },
  methods: {
    addList () {
      if (!this.inputValue) return
      this.$emit('addList', this.inputValue)
      this.inputValue = ''
    }
  }
}
</script>

<style></style>
